Noah Lyles’ decision to race with Covid-19 was a risky one, experts say

US sprinter Noah Lyles’ admission that he raced in the men’s 200 meters at the Paris Olympics on Thursday after testing positive for Covid-19 has reignited a familiar debate: whether it’s OK to treat Covid like any other respiratory infection. The Games’ organizers, the Paris 2024 committee, said in a statement Friday that there are no specific Covid protocols in place this year. Instead, they are reminding everyone attending the Games of “good practices to adopt should they experience any respiratory symptoms.” Those include wearing a mask in the presence...